package com.hutao.manage.interceptor;
import java.util.Properties;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import org.apache.shiro.session.Session;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import com.hutao.manage.pojo.User;
import com.hutao.manage.util.PropsUtil;


public class LoginSecurityInterceptor implements HandlerInterceptor {

	Properties pro = PropsUtil.loadProps("application-dev.properties");
	String login_url_new1 = pro.getProperty("login.url.new1");

	@Override
	public void afterCompletion(HttpServletRequest arg0,
			HttpServletResponse arg1, Object arg2, Exception arg3)
			throws Exception {
		// TODO Auto-generated method stub
		  //System.out.println(">>>MyInterceptor1>>>>>>>在整个请求结束之后被调用，也就是在DispatcherServlet 渲染了对应的视图之后执行（主要是用于进行资源清理工作）");
	}

	@Override
	public void postHandle(HttpServletRequest request, HttpServletResponse arg1,
			Object arg2, ModelAndView arg3) throws Exception {
		// TODO Auto-generated method stub
		//System.out.println(">>>MyInterceptor1>>>>>>>请求处理之后进行调用，但是在视图被渲染之前（Controller方法调用之后）");
	}

	@Override
	public boolean preHandle(HttpServletRequest request, HttpServletResponse response,
			Object arg2) throws Exception {

		HttpSession session=request.getSession();
		User user = (User) session.getAttribute("user");
		if(user!=null) {
			return true;
		}
		
		response.sendRedirect(request.getContextPath() + "/user/toLogin");
		return false;
	}


}
